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Finding the Fourth Proportional to 3,798.57, 5,696.49 and 1,607.46

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Solution

The fourth proportional to 3,798.57, 5,696.49 and 1,607.46 is: 2,410.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.57 : 5,696.49 = 1,607.46 : x
  2. Step 2: Convert to fraction form
    3,798.57/5,696.49 = 1,607.46/x
  3. Step 3: Cross multiply
    3,798.57x = 5,696.49 × 1,607.46
  4. Step 4: Simplify right side
    3,798.57x = 9,156,864.48
  5. Step 5: Solve for x
    x = 9,156,864.48/3,798.57
  6. Step 6: Final answer
    x = 2,410.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.